/*

 * Copyright (C) 2007 Staikos Computing Services Inc.

 * Copyright (C) 2007 Holger Hans Peter Freyther

 * Copyright (C) 2008 Apple, Inc. All rights reserved.

 * Copyright (C) 2008 Collabora, Ltd. All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or without

 * modification, are permitted provided that the following conditions

 * are met:

 *

 * 1.  Redistributions of source code must retain the above copyright

 *     notice, this list of conditions and the following disclaimer.

 * 2.  Redistributions in binary form must reproduce the above copyright

 *     notice, this list of conditions and the following disclaimer in the

 *     documentation and/or other materials provided with the distribution.

 * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of

 *     its contributors may be used to endorse or promote products derived

 *     from this software without specific prior written permission.

 *

 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY

 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE

 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY

 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;

 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND

 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF

 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

 */

#include "config.h"

#include "FileSystem.h"

#include "PlatformString.h"

#include <QDateTime>

#include <QDir>

#include <QFile>

#include <QFileInfo>

#include <QTemporaryFile>

#include <wtf/text/CString.h>

namespace WebCore {

bool fileExists(const String& path)

{

    return QFile::exists(path);

}

bool deleteFile(const String& path)

{

    return QFile::remove(path);

}

bool deleteEmptyDirectory(const String& path)

{

    return QDir::root().rmdir(path);

}

bool getFileSize(const String& path, long long& result)

{

    QFileInfo info(path);

    result = info.size();

    return info.exists();

}

bool getFileModificationTime(const String& path, time_t& result)

{

    QFileInfo info(path);

    result = info.lastModified().toTime_t();

    return info.exists();

}

bool makeAllDirectories(const String& path)

{

    return QDir::root().mkpath(path);

}

String pathByAppendingComponent(const String& path, const String& component)

{

    return QDir::toNativeSeparators(QDir(path).filePath(component));

}

String homeDirectoryPath()

{

    return QDir::homePath();

}

String pathGetFileName(const String& path)

{

    return QFileInfo(path).fileName();

}

String directoryName(const String& path)

{

    return String(QFileInfo(path).absolutePath());

}

Vector<String> listDirectory(const String& path, const String& filter)

{

    Vector<String> entries;

    QStringList nameFilters;

    if (!filter.isEmpty())

        nameFilters.append(filter);

    QFileInfoList fileInfoList = QDir(path).entryInfoList(nameFilters, QDir::AllEntries | QDir::NoDotAndDotDot);

    foreach (const QFileInfo fileInfo, fileInfoList) {

        String entry = String(fileInfo.canonicalFilePath());

        entries.append(entry);

    }

    return entries;

}

CString openTemporaryFile(const char* prefix, PlatformFileHandle& handle)

{

#ifndef QT_NO_TEMPORARYFILE

    QTemporaryFile* tempFile = new QTemporaryFile(QDir::tempPath() + QLatin1Char('/') + QLatin1String(prefix));

    tempFile->setAutoRemove(false);

    QFile* temp = tempFile;

    if (temp->open(QIODevice::ReadWrite)) {

        handle = temp;

        return String(temp->fileName()).utf8();

    }

#endif

    handle = invalidPlatformFileHandle;

    return CString();

}

void closeFile(PlatformFileHandle& handle)

{

    if (handle) {

        handle->close();

        delete handle;

    }

}

int writeToFile(PlatformFileHandle handle, const char* data, int length)

{

    if (handle && handle->exists() && handle->isWritable())

        return handle->write(data, length);

    return 0;

}

bool unloadModule(PlatformModule module)

{

#if defined(Q_WS_MAC)

    CFRelease(module);

    return true;

#elif defined(Q_OS_WIN)

    return ::FreeLibrary(module);

#else

#ifndef QT_NO_LIBRARY

    if (module->unload()) {

        delete module;

        return true;

    }

#endif

    return false;

#endif

}

}

// vim: ts=4 sw=4 et